SparkFun Electronics Forum

Posted: **Wed May 03, 2017 6:14 pm**

I read that there is a voltage regulator on this board. I'm sure
the output of the LRO is 3.3 -- but I can't find a reference for
what the max voltage input (VCC) would be.

Anyone know?

Posted: **Thu May 04, 2017 5:08 pm**

There's no voltage regulator on that board. You need an external regulator.

SparkFun Electronics Forum

esp8266/wrl-13678 maximum voltage

esp8266/wrl-13678 maximum voltage

Re: esp8266/wrl-13678 maximum voltage